CN215988142U

CN215988142U - Multifunctional low-voltage cable

Info

Publication number: CN215988142U
Application number: CN202121084509.0U
Authority: CN
Inventors: 贾金峰; 徐海燕
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-05-17
Filing date: 2021-05-17
Publication date: 2022-03-08
Anticipated expiration: 2031-05-17

Abstract

The utility model relates to a multifunctional low-voltage cable which comprises conductors, a first insulating layer, a filling layer, a low-smoke halogen-free high-flame-retardant belting layer, a metal armor layer, an elastic buffer layer, a protective aluminum plate layer and a second insulating layer. The cable has the beneficial effects that the safety performance is improved by the steel wire, the aluminum silicate fiber structure is stable and matched with the low-smoke halogen-free high-flame-retardant wrapping tape layer to realize fire prevention and flame retardance, the elastic buffer layer and the rubber elastic tape enhance the toughness of the cable, the protective aluminum plate layer and the reinforced fiber tape improve the tensile resistance, the buffer bag improves the compression resistance, the function is diversified, and the practicability is strong.

Description

Multifunctional low-voltage cable

Technical Field

The utility model relates to the technical field of cables, in particular to a multifunctional low-voltage cable.

Background

Cables are generally rope-like cables made by stranding several or groups of conductors (at least two in each group), each group being insulated from each other and often twisted around a center, the entire outer surface being coated with a highly insulating coating. The cable has the characteristics of internal electrification and external insulation. The cable includes power cable, compensation cable, shielding cable, flame-retardant cable, computer cable, signal cable, coaxial cable, fire-resistant cable, ship cable, mining cable, aluminum alloy cable and the like. They are composed of single-strand or multi-strand wires and insulating layer for connecting circuit and electric appliances, and are used in different places

Present low tension cable top layer protective structure is unstable, take place the damage easily, thereby lead to inside sinle silk to expose easily, and then appear power failure or communication trouble easily, cause very big influence to production and normal life easily, in addition, can be compacted by the article in outdoor low-voltage in use, the cable that has now can cause the harm in extrusion process, resistance to stretching ability is poor in the use, current low tension cable can not satisfy people far away and use, we provide a multi-functional type low tension cable to this.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a multifunctional low voltage cable, which solves the above problems of the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: a multifunctional low-voltage cable comprises three conductors, a first insulating layer, a filling layer, a low-smoke halogen-free high-flame-retardant wrapping tape layer, a metal armor layer, an elastic buffer layer, a protective aluminum plate layer and a second insulating layer, the first insulating layer is wrapped outside the conductors, rubber elastic belts are arranged outside the three conductors, the filling layer is arranged on the outer side of the rubber elastic belt, the low-smoke halogen-free high-flame-retardant wrapping belt layer is arranged on the outer side of the filling layer, the metal armor layer is arranged on one side of the low-smoke halogen-free high-flame-retardant wrapping tape layer far away from the filling layer, the elastic buffer layer is arranged on one side of the metal armor layer far away from the low-smoke halogen-free high-flame-retardant wrapping tape layer, the protection aluminum plate layer is arranged on one side, far away from the metal armor layer, of the elastic buffer layer, and the second insulating layer is arranged on one side, far away from the elastic buffer layer, of the protection aluminum plate layer.

Furthermore, steel wires are arranged among the three conductors.

Furthermore, a triangular rubber block is filled between the outer sides of the conductors.

Furthermore, the protective aluminum plate layer is filled with aluminum plate materials, and the filling layer is internally made of aluminum silicate fibers made of refractory materials.

Furthermore, a plurality of buffer bags are uniformly filled in the second insulating layer, and reinforcing fiber belts are filled in the buffer bags.

Furthermore, the conductor is made of a copper wire or an aluminum wire, the first insulating layer and the second insulating layer are made of polyethylene, and the thickness of the first insulating layer and the thickness of the second insulating layer are both 2-3 mm.

Compared with the prior art, the utility model has the following beneficial effects: the steel wire line makes the conductor difficult for snapping, increases the security performance, and aluminum silicate fiber stable in structure cooperates low smoke and zero halogen high fire-retardant band layer to have fire-retardant effect when taking place the conflagration, improves the factor of safety of cable, and the toughness of elastic buffer layer and rubber elastic band reinforcing cable, and protection aluminum plate layer and reinforcing fiber area make the cable stable, and stretch-proofing ability improves, and the buffer bag improves the compressive capacity of cable, and cable stable in structure is safe, and the function is diversified, and the practicality is strong.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural view of a multifunctional low voltage cable according to the present invention;

reference numerals:

1. a conductor; 11. a rubber elastic band; 12. a steel wire; 13. a triangular rubber block; 2. a first insulating layer; 3. a filling layer; 4. a low-smoke halogen-free high-flame-retardant belting layer; 5. a metal armor layer; 6. an elastic buffer layer; 7. A protective aluminum plate layer; 8. a second insulating layer; 81. a buffer bag; 82. a reinforcing fiber tape.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "top", "bottom", "one side", "the other side", "front", "back", "middle part", "inside", "top", "bottom", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1, a multifunctional low voltage cable according to the present invention comprises a conductor 1, a first insulating layer 2, a filling layer 3, a low smoke halogen-free high flame retardant tape layer 4, metal armor layer 5, elastic buffer layer 6, protection aluminum sheet layer 7 and second insulating layer 8, contain three conductors 1 in the cable, 1 outside parcel of conductor has first insulating

layer

2, 1 outside of three conductors is equipped with rubber elastic band 11, the rubber elastic band 11 outside is equipped with filling layer 3, the 3 outside of filling layer is equipped with the high fire-retardant belting layer 4 of low smoke and zero halogen, it is equipped with metal armor layer 5 to keep away from 3 one side of filling layer on the high fire-retardant belting layer 4 of low smoke and zero halogen, it is equipped with elastic buffer layer 6 to keep away from high fire-retardant belting layer 4 one side of low smoke and zero halogen on the metal armor layer 5, it is equipped with protection aluminum sheet layer 7 to keep away from metal armor layer 5 one side on the elastic buffer layer 6, it is equipped with second insulating layer 8 to keep away from elastic buffer layer 6 one side on protection aluminum sheet layer 7.

Wherein, steel wires 12 are arranged among the three conductors 1, so that the anti-fracture capability among the conductors is improved.

Wherein, the triangle rubber piece 13 is filled between the conductor 1 outsides, realizes the buffering, protects the inner conductor.

Wherein, protection aluminium sheet layer 7 intussuseption is filled with the aluminum plate material, and the anti fish tail ability on reinforcing cable surface adopts refractory material's aluminium silicate fiber in the filling layer 3, realizes preventing fires.

Wherein, evenly fill in the second insulating layer 8 has a plurality of buffering bag 81, and the intussuseption of buffering bag 81 is equipped with reinforcing fiber area 82, improves buffering effect for the tensile ability of cable improves.

The conductor 1 is made of a copper wire or an aluminum wire, the first insulating layer 2 and the second insulating layer 8 are made of polyethylene, and the thicknesses of the first insulating layer 2 and the second insulating layer 8 are both 2-3 mm.

Principle of operation

Through the scheme, the steel wire 12 of the multifunctional low-voltage cable enables a conductor not to be broken easily in use, the safety performance is improved, the aluminum silicate fiber is stable in structure, the aluminum silicate fiber is matched with the low-smoke halogen-free high-flame-retardant belting layer 4 to have a flame-retardant effect when a fire disaster happens, the safety coefficient of the cable is improved, the elastic buffer layer 6 and the rubber elastic belt 11 enhance the toughness of the cable, the protection aluminum plate layer 7 and the reinforcing fiber belt 82 enable the cable to be stable, the anti-stretching capacity is improved, the buffer bag 81 improves the anti-pressure capacity of the cable, the cable is stable and safe in structure, the functions are diversified, and the practicability is strong.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A multifunctional low-voltage cable comprises conductors (1), a first insulating layer (2), filling layers (3), a low-smoke halogen-free high-flame-retardant wrapping tape layer (4), metal armor layers (5), an elastic buffer layer (6), a protective aluminum plate layer (7) and a second insulating layer (8), and is characterized in that the cable comprises three conductors (1), the first insulating layer (2) wraps the outer sides of the conductors (1), rubber elastic tapes (11) are arranged on the outer sides of the three conductors (1), the filling layers (3) are arranged on the outer sides of the rubber elastic tapes (11), the low-smoke halogen-free high-flame-retardant wrapping tape layer (4) is arranged on the outer side of the filling layer (3), the metal armor layer (5) is arranged on one side, far away from the filling layer (3), of the metal armor layer (5), far away from the halogen-free high-flame-retardant wrapping tape layer (4), of the elastic buffer layer (6) is arranged on one side, far away from the low-smoke halogen-free high-flame-retardant wrapping tape layer (4), keep away from on elastic buffer layer (6) metal armor (5) one side is equipped with protection aluminum sheet layer (7), keep away from on protection aluminum sheet layer (7) elastic buffer layer (6) one side is equipped with second insulating layer (8).

2. Multifunctional low voltage cable according to claim 1, characterized in that steel wires (12) are provided between said three conductors (1).

3. Multifunctional low voltage cable according to claim 1, characterized in that between the outer sides of the conductors (1) there is filled a triangular rubber block (13).

4. A multifunctional low-voltage cable according to claim 1, characterized in that the protective aluminium layer (7) is filled with aluminium sheet material, and the filling layer (3) is made of aluminium silicate fibre of fire-resistant material.

5. The multifunctional low-voltage cable according to claim 1, wherein the second insulating layer (8) is uniformly filled with a plurality of buffer bags (81), and the buffer bags (81) are filled with reinforcing fiber tapes (82).

6. A multifunctional low-voltage cable according to claim 1, wherein said conductor (1) is made of copper wire or aluminum wire, said first insulating layer (2) and said second insulating layer (8) are made of polyethylene, and the thickness of said first insulating layer (2) and the thickness of said second insulating layer (8) are both 2-3 mm.